[PATCH] RTC: Remove RTC UIP synchronization on SH03
Signed-off-by: Matt Mackall <mpm@selenic.com> Cc: Paul Mundt <lethal@linux-sh.org> Cc: Kazumoto Kojima <kkojima@rr.iij4u.or.jp> Cc: Alessandro Zummo <a.zummo@towertech.it> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
parent
ddcabb4fc7
commit
04cfbee0fc
|
@ -48,13 +48,9 @@ extern spinlock_t rtc_lock;
|
|||
unsigned long get_cmos_time(void)
|
||||
{
|
||||
unsigned int year, mon, day, hour, min, sec;
|
||||
int i;
|
||||
|
||||
spin_lock(&rtc_lock);
|
||||
again:
|
||||
for (i = 0 ; i < 1000000 ; i++) /* may take up to 1 second... */
|
||||
if (!(ctrl_inb(RTC_CTL) & RTC_BUSY))
|
||||
break;
|
||||
do {
|
||||
sec = (ctrl_inb(RTC_SEC1) & 0xf) + (ctrl_inb(RTC_SEC10) & 0x7) * 10;
|
||||
min = (ctrl_inb(RTC_MIN1) & 0xf) + (ctrl_inb(RTC_MIN10) & 0xf) * 10;
|
||||
|
|
Loading…
Reference in New Issue